[whatwg] Race condition in media load algorithm

Ian Hickson ian at hixie.ch
Mon Aug 2 12:11:53 PDT 2010


On Mon, 2 Aug 2010, Boris Zbarsky wrote:
> 
> So the model is that there are asynchronous tasks but there are also 
> things that run after the "current asynchronous task" finishes?

It's a little more detailed than that, but yes, that describes the event 
loop model.


> How are we defining "current asynchronous task" and "finish"?

In terms of the event loop algorithm:

   http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#processing-model-2


> How does this setup handle cases when the "current asynchronous task" 
> spins the event loop, if at all?

The spinning of the event loop is also defined in terms of the event loop 
in a manner that strictly defines this:

   http://www.whatwg.org/specs/web-apps/current-work/complete/webappapis.html#spin-the-event-loop

-- 
Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'


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